Frogs live both in water and on land and require not one, but two, safe and healthy habitats in which to live and find food. It's no wonder then that some frogs are in danger. This important book explains how sensitive frogs are to changes in their environments and why people need to protect them. Children will be fascinated to learn where frogs live and what they eat, how tadpoles turn into frogs, the dangers of habitat destruction, pollution, and climate change, and how people are helping frogs.
A monarch born in the fall has two major challenges! In addition to metamorphosis, these butterflies fly 4,000 miles on a two-way migration trek! The Life Cycle of a Butterfly explains butterfly metamorphosis and migration in simple terms. The text is beautifully illustrated with photographs and art, making this book a joy to read. Topics include where butterflies lay their eggs, the "eating machine" caterpillar, the transformation from pupa to chrysalis to butterfly, the monarch migration, and butterfly facts and activity suggestions about how to protect butterflies.
Following lion cubs from birth to maturity, The Life Cycle of a Lion details a cub's place in the pride by discussing the hunt, territory patrols, and pride dominance. Vivid photographs and beautiful illustrations accompany text. Topics include lions in Asia and Africa, the network of aunts, sisters, and cousins in a lion pride, a lioness's preparation for birth, a cub's involvement in the pride's work and play, and the lives of lone lions in search of a pride.
The Life Cycle of a Flower looks at the growth of a flower from seed to the time it is a mature plant capable of producing new seeds. Delightful illustrations, stunning photographs and easy-to-read text help young readers learn how seeds are formed and what different types of seeds look like, the various ways flowers are pollinated, the conditions necessary for a seed to germinate and begin to make a new plant, and how flowering plants benefit animals, people, and the environment.
Although there are over 9,000 species of birds in the world, each develops from a single-celled egg, is incubated, hatches, and grows to adulthood. Some bird life cycles involve migration. The Life Cycle of a Bird focuses on the various stages and explains the differences in the length of time birds incubate their eggs and care for their young, the development of a chicken embryo and how a chick hatches, the dangers to nesting habitats, and the effects of pollution and how these affect the life cycle of birds.
These busy insects have intrigued people of all ages for thousands of years. The Life Cycle of a Honeybee describes each stage of a honeybee's life cycle from egg to adult. Full-color photographs, beautiful illustrations, and easy-to-understand text highlight how a queen lays eggs and forms a new hive, how eggs develop into workers, drones, or queen bees, how the body of a larva changes to that of an adult through metamorphosis, the roles of workers, drones, and queens in the hive, and how honeybees find food.
Frogs begin their lives as tiny tadpoles living in water. As adults, they live both on land and in the water. The Life Cycle of a Frog details the changes in a frog at the four stages: egg, tadpole, froglet, and adult. Illustrations, photographs, and easy-to-read text explain the facts about how the frog breathes and eats at each stage, the differences in the metamorphosis of frogs in southern and northern climates, and the dangers to frogs from pollution, pesticides, and destruction of habitat.
Mosquitoes have lived on Earth for more than 30 million years! Close-up photos and detailed illustrations depict the amazing changes a mosquito goes through in four stages: egg, larva, pupa, and adult. Kids will enjoy reading about different species of mosquitoes and - most importantly - why they bite! Topics include mosquito bodies and senses, where mosquitoes lay their eggs, the differences between male and female mosquitoes, and the diseases mosquitoes transmit and how to avoid mosquito bites.
Hundreds of thousands of beetles live all over the world in habitats as diverse as swamps, rainforests, and deserts. The Life Cycle of a Beetle describes the growth and development of these fascinating insects from egg to adult. Full-color images of all kinds of beetles, from the familiar to the extraordinary, are included. Illustrations and photographs illuminate topics such as where beetles lay their eggs, the transformation from larva to pupa to beetle, differences between male and female beetles, how beetles defend themselves against predators, the dangers faced by beetles, and how children can help beetles.
Metal ores are one of the Earth's most common minerals. Metals are useful in all types of industry because they last a long time, are conductors of electricity, and can be easily shaped. Since the first metal alloy was created more than 6,000 years ago during the Bronze Age, people have recognized the potential of extracting metallic elements from rock. Metals traces the history, uses, methods of extraction, and future of one of our most versatile resources. Topics include: early use of metals during the Bronze Age, the Iron Age, and the Copper Age which countries have the most deposits of metal ores, and how much metal different countries use extracting metals from ores by use of smelting, flotation, and leaching the equipment that geologists use to locate metal deposits in ore the lives of miners, including their working conditions, the equipment they use, and the dangers that they encounter working in open-pit and underground mines the role that recycling plays in saving our environment and how metals are recycled
The way we communicate with others is continuously changing as technology evolves. From telephone operators to Skype, this book examines how and why communication has progressed since the early 19th century. Critical thinking is encouraged through spread-by-spread comparisons of mail to email and everything in between.
Steamships, locomotives, and the airplanethese machines revolutionized the world. The Revolution in Industry takes a look at how these and other machines changed history. Young readers will be along for the ride on the Wright brothers first flight, and aboard some of the largest steamships to ever sail the world. Revolution in Power will infuse readers with a greater appreciation of the achievements all of us take for granted today.
This fascinating book explains to young children why the land on Earth has different shapes in different places. Amazing photographs and illustrations show examples of continents, mountains, valleys, plains, and caves, as well as the forests, animals, and water that may be found on each landform. Simple text also describes what volcanoes are and how lava flows can create mountains. The role that weather, such as rain and strong wind, plays in shaping sand dunes, mesas, buttes, and canyons is also described.
Edison, Marconi, and Bell. Inventors and Inventions brings these scientists and others to life. Young readers take a front row seat as Thomas Edison invents the light bulb. They'll also listen in as Guglielmo Marconi tests his first wireless telegraph, and Alexander Graham Bell makes the first phone call. This colorful graphic history is sure to inspire young readers.
This new book will blow readers away! Accessible text, interesting facts, and bright, colorful design create an engaging combination for young readers. Readers will discover how wind forms, its affect on people, plants, and animals, and the tools scientists use to measure wind direction and speed. A hands-on experiment teaches readers how to make a wind vane and use it to find the winds direction.
Weather changes from day to day and season to season. But what exactly is weather and how is it created? Readers will discover the answers to these questions and many other weather wonders. Bright, full-color photographs, inviting text, and engaging questions introduce readers to the different types of weather in our world and how it affects our lives.
From gentle showers to heavy downpours and slow flurries to hail, this appealing title will be a hit with readers rain or shine! Readers will learn the basic concepts of the water cycle, the features of different kinds of precipitation, and the role temperature has in determining what falls from our clouds.
Temperature is a measure of how hot or cold something is. Temperature affects our lives from the clothes we wear to the activities we do. This engaging and entertaining title inspires a solid understanding of this essential concept. Readers also discover how a thermometer is used to measure temperature using units called degrees.
Plants are living things that grow and change. Over time, plants have made remarkable adaptations to suit the habitats in which they live. Simple text and beautiful images highlight how plants have adapted to life in the Arctic, in aquatic environments, and in other habitats such as those in deserts and grasslands.
Changing Seasons clearly explains the fascinating changes that take place in nature every year. This vibrant book takes an in-depth look at why there are four seasons, the patterns that appear in each season, and how these changes affect both plants and animals.
In this beautifully photographed book, Bobbie Kalman takes children on a tour of different coasts, where they can ride some breathtaking ocean waves or meet underwater animals that live in nearby coral reefs. Children will also be introduced to some amazing coastal cities and learn about famous coastal rock formations.
Young readers will be fascinated to learn about how mountains are created and change. Through breathtaking photographs, they will wonder at Earths majestic mountains and meet some of the people and animals that live in the often-harsh environment so high above the ground.
Why do people need rivers? What causes rivers to flood? These are just a few of the questions answered by this fascinating introduction to rivers.
Minerals are chemicals that are the building blocks of rocks. Metals, crystals, and gemstones are all minerals found in rocks. This interesting book describes how to identify minerals, where they can be found, the rock cycle process, the uses of minerals, and how they are mined.
Rock collecting is a hobby that is easy to start. This engaging book describes how to dig, where you can and can't dig (restricted in national parks), the necessary equipment, how to identify rocks and gems, and the proper recording and storage of your collection.
